netdev - [PATCH 1/2] qla3xxx: bugfix: Add memory barrier before accessing rx completion.

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Message-Id: <1191264203681-git-send-email-ron.mercer@qlogic.com>
Date:	Mon,  1 Oct 2007 11:43:22 -0700
From:	Ron Mercer <ron.mercer@...gic.com>
To:	jeff@...zik.org
Cc:	netdev@...r.kernel.org, Ron Mercer <ron.mercer@...gic.com>
Subject: [PATCH 1/2] qla3xxx: bugfix: Add memory barrier before accessing rx completion.


Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
 drivers/net/qla3xxx.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index 69da95b..c3fe1c7 100755
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -2248,6 +2248,7 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev,
 		qdev->rsp_consumer_index) && (work_done < work_to_do)) {
 
 		net_rsp = qdev->rsp_current;
+		rmb();
 		switch (net_rsp->opcode) {
 
 		case OPCODE_OB_MAC_IOCB_FN0:
-- 
1.5.0.rc4.16.g9e258

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